Case for an electronic calculator



FIG. 1 is a view in perspective of a case for an electronic calculator showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view of a case for a hand-held calculator showing a modified form of our new design;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof, the right side being a mirror image and the front being the same as FIG. 2;

FIG. 7 is a left side elevational view of the first embodiment. 

The ornamental design for a case for an electronic calculator, substantially as shown and described. 